{"id":77626,"date":"2024-10-16T10:57:18","date_gmt":"2024-10-16T02:57:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/77626\/"},"modified":"2024-10-16T10:57:18","modified_gmt":"2024-10-16T02:57:18","slug":"mysql%e9%81%ad%e9%81%87delete%e8%aa%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e5%9b%9e%e6%bb%be","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/77626\/","title":{"rendered":"MySQL\u906d\u9047DELETE\u8aa4\u64cd\u4f5c\u7684\u56de\u6efe"},"content":{"rendered":"<h1 id=\"mysql%e9%81%ad%e9%81%87delete%e8%aa%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e5%9b%9e%e6%bb%be-kbxfYKnMxg\">MySQL\u906d\u9047DELETE\u8aa4\u64cd\u4f5c\u7684\u56de\u6efe<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u8aa4\u64cd\u4f5c\u662f\u5e38\u898b\u7684\u554f\u984c\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528MySQL\u6642\uff0c\u57f7\u884cDELETE\u8a9e\u53e5\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u7684\u6c38\u4e45\u4e1f\u5931\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u63a2\u8a0e\u5982\u4f55\u5728MySQL\u4e2d\u8655\u7406DELETE\u8aa4\u64cd\u4f5c\u7684\u56de\u6efe\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6709\u6548\u7684\u9810\u9632\u63aa\u65bd\u548c\u6062\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"mysql%e7%9a%84delete%e8%aa%9e%e5%8f%a5-kbxfYKnMxg\">MySQL\u7684DELETE\u8a9e\u53e5<\/h2>\n<p>DELETE\u8a9e\u53e5\u7528\u65bc\u5f9e\u6578\u64da\u8868\u4e2d\u522a\u9664\u4e00\u689d\u6216\u591a\u689d\u8a18\u9304\u3002\u5176\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>DELETE FROM \u8868\u540d WHERE \u689d\u4ef6;<\/code><\/pre>\n<p>\u5982\u679c\u4e0d\u52a0WHERE\u689d\u4ef6\uff0c\u5247\u6574\u500b\u8868\u7684\u6578\u64da\u90fd\u6703\u88ab\u522a\u9664\uff0c\u9019\u662f\u975e\u5e38\u5371\u96aa\u7684\u64cd\u4f5c\u3002\u56e0\u6b64\uff0c\u5728\u57f7\u884cDELETE\u8a9e\u53e5\u4e4b\u524d\uff0c\u52d9\u5fc5\u78ba\u8a8d\u689d\u4ef6\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e8%aa%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e5%be%8c%e6%9e%9c-kbxfYKnMxg\">\u8aa4\u64cd\u4f5c\u7684\u5f8c\u679c<\/h2>\n<p>\u4e00\u65e6\u57f7\u884c\u4e86DELETE\u8a9e\u53e5\uff0c\u6578\u64da\u5c07\u88ab\u7acb\u5373\u522a\u9664\uff0c\u4e26\u4e14\u5728\u6c92\u6709\u9069\u7576\u7684\u5099\u4efd\u6216\u4e8b\u52d9\u652f\u6301\u7684\u60c5\u6cc1\u4e0b\uff0c\u9019\u4e9b\u6578\u64da\u5c07\u7121\u6cd5\u6062\u5fa9\u3002\u9019\u5c0d\u65bc\u4f9d\u8cf4\u6578\u64da\u7684\u696d\u52d9\u4f86\u8aaa\uff0c\u53ef\u80fd\u6703\u9020\u6210\u56b4\u91cd\u7684\u640d\u5931\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9b%9e%e6%bb%bedelete%e6%93%8d%e4%bd%9c-kbxfYKnMxg\">\u5982\u4f55\u56de\u6efeDELETE\u64cd\u4f5c<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u56de\u6efeDELETE\u64cd\u4f5c\u7684\u53ef\u80fd\u6027\u53d6\u6c7a\u65bc\u6578\u64da\u5eab\u7684\u5b58\u5132\u5f15\u64ce\u3002InnoDB\u5b58\u5132\u5f15\u64ce\u652f\u6301\u4e8b\u52d9\uff0c\u9019\u610f\u5473\u8457\u5982\u679c\u5728DELETE\u64cd\u4f5c\u4e4b\u524d\u958b\u59cb\u4e86\u4e00\u500b\u4e8b\u52d9\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528ROLLBACK\u547d\u4ee4\u4f86\u64a4\u92b7\u8a72\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99%e9%80%b2%e8%a1%8c%e5%9b%9e%e6%bb%be-kbxfYKnMxg\">\u4f7f\u7528\u4e8b\u52d9\u9032\u884c\u56de\u6efe<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528\u4e8b\u52d9\u9032\u884c\u56de\u6efe\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>START TRANSACTION;  -- \u958b\u59cb\u4e8b\u52d9\nDELETE FROM \u8868\u540d WHERE \u689d\u4ef6;  -- \u57f7\u884cDELETE\u64cd\u4f5c\nROLLBACK;  -- \u56de\u6efe\u64cd\u4f5c<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cROLLBACK\u547d\u4ee4\u5c07\u64a4\u92b7DELETE\u64cd\u4f5c\uff0c\u6578\u64da\u5c07\u6062\u5fa9\u5230\u4e8b\u52d9\u958b\u59cb\u4e4b\u524d\u7684\u72c0\u614b\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e4%ba%8c%e9%80%b2%e5%88%b6%e6%97%a5%e8%aa%8c%e6%81%a2%e5%be%a9%e6%95%b8%e6%93%9a-kbxfYKnMxg\">\u4f7f\u7528\u4e8c\u9032\u5236\u65e5\u8a8c\u6062\u5fa9\u6578\u64da<\/h3>\n<p>\u5982\u679c\u672a\u4f7f\u7528\u4e8b\u52d9\uff0c\u53e6\u4e00\u7a2e\u6062\u5fa9\u6578\u64da\u7684\u65b9\u6cd5\u662f\u5229\u7528MySQL\u7684\u4e8c\u9032\u5236\u65e5\u8a8c\u3002\u4e8c\u9032\u5236\u65e5\u8a8c\u8a18\u9304\u4e86\u6240\u6709\u66f4\u6539\u6578\u64da\u7684\u64cd\u4f5c\uff0c\u5305\u62ecDELETE\u8a9e\u53e5\u3002\u901a\u904e\u89e3\u6790\u4e8c\u9032\u5236\u65e5\u8a8c\uff0c\u53ef\u4ee5\u624b\u52d5\u6062\u5fa9\u88ab\u522a\u9664\u7684\u6578\u64da\u3002<\/p>\n<h4 id=\"%e5%95%9f%e7%94%a8%e4%ba%8c%e9%80%b2%e5%88%b6%e6%97%a5%e8%aa%8c-kbxfYKnMxg\">\u555f\u7528\u4e8c\u9032\u5236\u65e5\u8a8c<\/h4>\n<p>\u8981\u4f7f\u7528\u4e8c\u9032\u5236\u65e5\u8a8c\uff0c\u5fc5\u9808\u5728MySQL\u914d\u7f6e\u6587\u4ef6\u4e2d\u555f\u7528\u5b83\uff1a<\/p>\n<pre><code>[mysqld]\nlog-bin=mysql-bin<\/code><\/pre>\n<p>\u555f\u7528\u5f8c\uff0cMySQL\u5c07\u958b\u59cb\u8a18\u9304\u6240\u6709\u66f4\u6539\u64cd\u4f5c\u3002\u82e5\u767c\u751f\u8aa4\u64cd\u4f5c\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u65e5\u8a8c\uff1a<\/p>\n<pre><code>SHOW BINARY LOGS;<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528mysqlbinlog\u5de5\u5177\u4f86\u6062\u5fa9\u6578\u64da\uff1a<\/p>\n<pre><code>mysqlbinlog mysql-bin.000001 | mysql -u \u7528\u6236\u540d -p<\/code><\/pre>\n<h2 id=\"%e9%a0%90%e9%98%b2%e6%8e%aa%e6%96%bd-kbxfYKnMxg\">\u9810\u9632\u63aa\u65bd<\/h2>\n<p>\u70ba\u4e86\u907f\u514dDELETE\u8aa4\u64cd\u4f5c\uff0c\u5efa\u8b70\u63a1\u53d6\u4ee5\u4e0b\u9810\u9632\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u59cb\u7d42\u5728\u57f7\u884cDELETE\u64cd\u4f5c\u4e4b\u524d\u9032\u884c\u6578\u64da\u5099\u4efd\u3002<\/li>\n<li>\u4f7f\u7528\u4e8b\u52d9\u4f86\u5305\u88f9DELETE\u64cd\u4f5c\uff0c\u7279\u5225\u662f\u5728\u6d89\u53ca\u591a\u689d\u8a18\u9304\u6642\u3002<\/li>\n<li>\u5728\u751f\u7522\u74b0\u5883\u4e2d\uff0c\u9650\u5236\u5c0dDELETE\u8a9e\u53e5\u7684\u76f4\u63a5\u8a2a\u554f\uff0c\u4e26\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u4f86\u63a7\u5236\u6578\u64da\u522a\u9664\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5\u548c\u7dad\u8b77\u4e8c\u9032\u5236\u65e5\u8a8c\uff0c\u4ee5\u4fbf\u5728\u9700\u8981\u6642\u80fd\u5920\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-kbxfYKnMxg\">\u7d50\u8ad6<\/h2>\n<p>\u5728MySQL\u4e2d\uff0cDELETE\u8aa4\u64cd\u4f5c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u7684\u6c38\u4e45\u4e1f\u5931\uff0c\u4f46\u901a\u904e\u4f7f\u7528\u4e8b\u52d9\u548c\u4e8c\u9032\u5236\u65e5\u8a8c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u56de\u6efe\u9019\u4e9b\u64cd\u4f5c\u3002\u6700\u91cd\u8981\u7684\u662f\uff0c\u63a1\u53d6\u9069\u7576\u7684\u9810\u9632\u63aa\u65bd\uff0c\u4ee5\u6e1b\u5c11\u8aa4\u64cd\u4f5c\u7684\u98a8\u96aa\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u5b89\u5168\u6578\u64da\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u89e3\u6c7a\u65b9\u6848\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728MySQL\u4e2d\u8655\u7406DELETE\u8aa4\u64cd\u4f5c\u7684\u56de\u6efe\uff0c\u907f\u514d\u6578\u64da\u4e1f\u5931\uff0c\u78ba\u4fdd\u6578\u64da\u5b89\u5168\u8207\u5b8c\u6574\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-77626","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77626","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=77626"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77626\/revisions"}],"predecessor-version":[{"id":77627,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77626\/revisions\/77627"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=77626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=77626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=77626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}